Feature: 1. 4 pole 12 slot hi-torque motor design,CNC machined 6061 T6 billet aluminum heatsink can. 2. High RPM ABEC 5 oversized bearings. 3. High purity copper windings maximizes efficiency. 4. Universal fit, fits all 1/8, 1/10 brushless cars,Precision balanced rotor, smoothness for best reliability and maxium RPM. 5. Stator- super thin 0.2mm laminations,Removalbe/replaceable rotor,Precision engineered for maxium energy coversion. Specification: Features: 4 pole 12 slot hi-torque motor design,CNC machined 6061 T6 billet aluminum heatsink can. High purity copper windings maximizes efficiency,High RPM ABEC 5 oversized bearings. Universal fit, fits all 1/8, 1/10 brushless cars. Precision balanced rotor, smoothness for best reliability and maxium RPM. Stator- super thin 0.2mm laminations,Removalbe/replaceable rotor,Precision engineered for maxium energy coversion. Specifications: Item No.: 3670 Waterproof Brushless Motor KV(RPM/Volt): 2650KV RPM: 50000 Watt: 1600W Max current: 86A Max voltage: <18.5V Ressistance: 0.0069 Diameter: 36mm Length: 70mm Shaft length: 17mm Shaft diameter: 5.00mm Weight: 272g Connector: 4mm golden banana connector The 120A brushless ESC is built with the highest quality components to ensure high efficiency operation. It features enhanced throttle response, excellent acceleration, strong breaks and throttle linearity, which is suit for 1/8 Remote Control Car. Compatible with sensorless brushless motors,Super smooth and accurate throttle linearity,Built-in high-efficient and high-power 5.8V/3A SBEC. Enhanced throttle response, excellent acceleration, strong brakes and throttle linearity. Mutiple protection features: low voltage cut-off protection for lithium or nickel battery, over-heat protection, throttle signal loss protection. Continous current: 120A Burst current: 600A/10sec Power supply: 2-4S LiPo / 4-8S NiMh BEC: 5.8V/3A Power supply plug: T plug Motor plug: 4mm banana connector Suit for: 1/8 Remote Control car Cooling system: Cooling fan Programmable: YES Programming Card for Remote Control Car ESC Brushless Electronic Speed Controller. Light weight,Easy to use,Portable design. Programming Card for Remote Control Car ESC Brushless Electronic Speed Controller, which was specially designed for Brushless Electronic Speed Controller selled in our store. Low voltage cut off: 3.1V/Cell 2.8V/Cell 3.3V/Cell No cut-off Start mode:Medium, soft, strong Max brake force: 25%, 50%, 75%, 100% Max reverse force: 25%, 50%, 75%, 100% Neutral range: 6%, 9%, 12%, work state Package Information: Package Size: 9*7*5cm Package Weight: 424g General Box Package Packing Listing: 1* Brushless Motor 1* ESC 1* Programming Card Package List: ing: 1* Brushless Motor 1* ESC 1* Programming Card